If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying 7x2 + x + 9 = 0 Reorder the terms: 9 + x + 7x2 = 0 Solving 9 + x + 7x2 = 0 Solving for variable 'x'. Begin completing the square. Divide all terms by 7 the coefficient of the squared term: Divide each side by '7'. 1.285714286 + 0.1428571429x + x2 = 0 Move the constant term to the right: Add '-1.285714286' to each side of the equation. 1.285714286 + 0.1428571429x + -1.285714286 + x2 = 0 + -1.285714286 Reorder the terms: 1.285714286 + -1.285714286 + 0.1428571429x + x2 = 0 + -1.285714286 Combine like terms: 1.285714286 + -1.285714286 = 0.000000000 0.000000000 + 0.1428571429x + x2 = 0 + -1.285714286 0.1428571429x + x2 = 0 + -1.285714286 Combine like terms: 0 + -1.285714286 = -1.285714286 0.1428571429x + x2 = -1.285714286 The x term is x. Take half its coefficient (0.5). Square it (0.25) and add it to both sides. Add '0.25' to each side of the equation. 0.1428571429x + 0.25 + x2 = -1.285714286 + 0.25 Reorder the terms: 0.25 + 0.1428571429x + x2 = -1.285714286 + 0.25 Combine like terms: -1.285714286 + 0.25 = -1.035714286 0.25 + 0.1428571429x + x2 = -1.035714286 Factor a perfect square on the left side: (x + 0.5)(x + 0.5) = -1.035714286 Can't calculate square root of the right side. The solution to this equation could not be determined.
| 4(4x-2)-16=13x+3 | | 7x^2-1=-50x-8 | | (5c-2c)(d+4)= | | 3/4x28 | | 6t^2+26=2 | | y=4(9x+100)slope | | 4x+3+x=38 | | X^3+3x^2-18x-40=0 | | 500/26000= | | 8/14=12/a | | 0.02x=85 | | 3(x+4)-x=14 | | 5*-10*-10= | | 2a^2+18=0 | | 8x^2-4x=2x+9 | | 6(x+1)=66 | | 12R+6Y= | | 8j+7v= | | 1/3(x-6)=4 | | 2.6*10*10*10*10= | | e^(x/1000) | | (8x+1)=57 | | 61-2x=11-7x | | 34+2x=-6 | | x-0.3x=112 | | -2+28-78= | | (4x+15)=107 | | 9/10×5/9 | | 38+4x=10 | | (12x)=48 | | 10m+6=26 | | 4300*820000= |